==================================================================
BUG: KASAN: use-after-free in hlist_move_list include/linux/list.h:1014 [inline]
BUG: KASAN: use-after-free in collect_expired_timers kernel/time/timer.c:1576 [inline]
BUG: KASAN: use-after-free in __run_timers+0x34a/0xa10 kernel/time/timer.c:1812
Write of size 8 at addr ffff88810d86ca00 by task syz-executor/298
CPU: 1 PID: 298 Comm: syz-executor Not tainted 6.1.118-syzkaller-00074-g3e3f2b9e9fca #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
print_address_description mm/kasan/report.c:316 [inline]
print_report+0x158/0x4e0 mm/kasan/report.c:427
kasan_report+0x13c/0x170 mm/kasan/report.c:531
__asan_report_store8_noabort+0x17/0x20 mm/kasan/report_generic.c:356
hlist_move_list include/linux/list.h:1014 [inline]
collect_expired_timers kernel/time/timer.c:1576 [inline]
__run_timers+0x34a/0xa10 kernel/time/timer.c:1812
run_timer_softirq+0x69/0xf0 kernel/time/timer.c:1839
handle_softirqs+0x1db/0x650 kernel/softirq.c:617
__do_softirq kernel/softirq.c:655 [inline]
invoke_softirq kernel/softirq.c:472 [inline]
__irq_exit_rcu+0x52/0xf0 kernel/softirq.c:704
irq_exit_rcu+0x9/0x10 kernel/softirq.c:716
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
sysvec_apic_timer_interrupt+0xa9/0xc0 arch/x86/kernel/apic/apic.c:1118
asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:preempt_schedule_irq+0xc2/0x140 kernel/sched/core.c:7059
Code: 4c 89 e7 e8 20 d5 9c fc f6 44 24 21 02 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 54 77 2f fc fb bf 01 00 00 00 99 e4 ff ff fa bf 01 00 00 00 e8 de 78 2f fc 65 48 8b 1d 96 48
RSP: 0018:ffffc9000d31f980 EFLAGS: 00000246
RAX: 1ffff11021d08159 RBX: 1ffff92001a63f34 RCX: ffffffff85222400
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc9000d31fa10 R08: dffffc0000000000 R09: ffffed1021d08001
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc9000d31f9a0
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92001a63f30
raw_irqentry_exit_cond_resched+0x2a/0x30 kernel/entry/common.c:396
irqentry_exit+0x30/0x40 kernel/entry/common.c:439
sysvec_reschedule_ipi+0x8f/0x170 arch/x86/kernel/smp.c:244
asm_sysvec_reschedule_ipi+0x1b/0x20 arch/x86/include/asm/idtentry.h:696
RIP: 0010:get_delayacct_enabled+0x0/0x30 kernel/delayacct.c:284
Code: 00 00 fc ff df e9 ba fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c c3 fe ff ff 4c 89 f7 e8 17 34 6e 00 e9 b6 fe ff ff cc cc <55> 48 89 e5 53 e8 c6 c0 26 00 8b 1d a0 01 44 06 31 ff 89 de e8 67
RSP: 0018:ffffc9000d31fb18 EFLAGS: 00000283
RAX: 0000000000000000 RBX: 0000000000006ab4 RCX: ffff88810e840000
RDX: ffff88810e840000 RSI: 0000000000006ab4 RDI: 000000000000009a
RBP: ffffc9000d31fcd0 R08: ffffffff8143f538 R09: fffffbfff0e20927
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11024049005
R13: ffff8881202487f0 R14: 000000000000009a R15: dffffc0000000000
kernel_clone+0x229/0x890 kernel/fork.c:2785
__do_sys_clone kernel/fork.c:2928 [inline]
__se_sys_clone kernel/fork.c:2912 [inline]
__x64_sys_clone+0x231/0x280 kernel/fork.c:2912
x64_sys_call+0x1b0/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:57
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f64ebf7c593
Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffec2df90f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f64ebf7c593
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
R10: 000055558bb307d0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000043fae R14: 00007ffec2df9280 R15: 00000000000000a4
Allocated by task 2958:
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x4b/0x70 mm/kasan/common.c:52
kasan_save_alloc_info+0x1f/0x30 mm/kasan/generic.c:505
____kasan_kmalloc mm/kasan/common.c:379 [inline]
__kasan_kmalloc+0x9c/0xb0 mm/kasan/common.c:388
kasan_kmalloc include/linux/kasan.h:212 [inline]
__do_kmalloc_node mm/slab_common.c:938 [inline]
__kmalloc+0xb4/0x1e0 mm/slab_common.c:951
kmalloc include/linux/slab.h:562 [inline]
kzalloc include/linux/slab.h:693 [inline]
hci_alloc_dev_priv+0x27/0x1c00 net/bluetooth/hci_core.c:2435
hci_alloc_dev include/net/bluetooth/hci_core.h:1484 [inline]
hci_uart_register_dev drivers/bluetooth/hci_ldisc.c:636 [inline]
hci_uart_set_proto drivers/bluetooth/hci_ldisc.c:712 [inline]
hci_uart_tty_ioctl+0x401/0xa70 drivers/bluetooth/hci_ldisc.c:765
tty_ioctl+0x903/0xc50 drivers/tty/tty_io.c:2785
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl+0x114/0x190 fs/ioctl.c:856
__x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856
x64_sys_call+0x98/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Freed by task 2971:
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x4b/0x70 mm/kasan/common.c:52
kasan_save_free_info+0x2b/0x40 mm/kasan/generic.c:516
____kasan_slab_free+0x131/0x180 mm/kasan/common.c:241
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:249
kasan_slab_free include/linux/kasan.h:178 [inline]
slab_free_hook mm/slub.c:1745 [inline]
slab_free_freelist_hook mm/slub.c:1771 [inline]
slab_free mm/slub.c:3686 [inline]
__kmem_cache_free+0x21d/0x410 mm/slub.c:3702
kfree+0x7a/0xf0 mm/slab_common.c:990
hci_release_dev+0x14d3/0x1640 net/bluetooth/hci_core.c:2763
bt_host_release+0x83/0xa0 net/bluetooth/hci_sysfs.c:92
device_release+0x95/0x1c0
kobject_cleanup lib/kobject.c:681 [inline]
kobject_release lib/kobject.c:712 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x178/0x260 lib/kobject.c:729
put_device+0x1f/0x30 drivers/base/core.c:3805
hci_dev_put include/net/bluetooth/hci_core.h:1444 [inline]
hci_dev_cmd+0x2be/0x9b0 net/bluetooth/hci_core.c:795
hci_sock_ioctl+0x415/0x7f0 net/bluetooth/hci_sock.c:1096
sock_do_ioctl+0x152/0x450 net/socket.c:1194
sock_ioctl+0x455/0x740 net/socket.c:1311
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl+0x114/0x190 fs/ioctl.c:856
__x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856
x64_sys_call+0x98/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Last potentially related work creation:
kasan_save_stack+0x3b/0x60 mm/kasan/common.c:45
__kasan_record_aux_stack+0xb4/0xc0 mm/kasan/generic.c:486
kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:496
insert_work+0x56/0x310 kernel/workqueue.c:1368
__queue_work+0x9b6/0xd70 kernel/workqueue.c:1527
queue_work_on+0x105/0x170 kernel/workqueue.c:1555
queue_work include/linux/workqueue.h:510 [inline]
hci_cmd_sync_run net/bluetooth/hci_sync.c:140 [inline]
__hci_cmd_sync_sk+0xc2a/0xf70 net/bluetooth/hci_sync.c:162
__hci_cmd_sync_status_sk net/bluetooth/hci_sync.c:253 [inline]
__hci_cmd_sync_status net/bluetooth/hci_sync.c:277 [inline]
hci_cmd_sync_status+0x52/0x130 net/bluetooth/hci_sync.c:288
hci_dev_cmd+0x39e/0x9b0 net/bluetooth/hci_core.c:749
hci_sock_ioctl+0x415/0x7f0 net/bluetooth/hci_sock.c:1096
sock_do_ioctl+0x152/0x450 net/socket.c:1194
sock_ioctl+0x455/0x740 net/socket.c:1311
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl+0x114/0x190 fs/ioctl.c:856
__x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856
x64_sys_call+0x98/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Second to last potentially related work creation:
kasan_save_stack+0x3b/0x60 mm/kasan/common.c:45
__kasan_record_aux_stack+0xb4/0xc0 mm/kasan/generic.c:486
kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:496
insert_work+0x56/0x310 kernel/workqueue.c:1368
__queue_work+0x9b6/0xd70 kernel/workqueue.c:1527
queue_work_on+0x105/0x170 kernel/workqueue.c:1555
queue_work include/linux/workqueue.h:510 [inline]
hci_cmd_timeout+0x199/0x200 net/bluetooth/hci_core.c:1468
process_one_work+0x73d/0xcb0 kernel/workqueue.c:2299
worker_thread+0xa60/0x1260 kernel/workqueue.c:2446
kthread+0x26d/0x300 kernel/kthread.c:386
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
The buggy address belongs to the object at ffff88810d86c000
which belongs to the cache kmalloc-8k of size 8192
The buggy address is located 2560 bytes inside of
8192-byte region [ffff88810d86c000, ffff88810d86e000)
The buggy address belongs to the physical page:
page:ffffea0004361a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10d868
head:ffffea0004361a00 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 ffffea000480d000 dead000000000006 ffff888100043500
raw: 0000000000000000 0000000000020002 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 2568, tgid 2564 (syz.4.645), ts 229556357381, free_ts 215218185110
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook+0x213/0x220 mm/page_alloc.c:2590
prep_new_page+0x1b/0x110 mm/page_alloc.c:2597
get_page_from_freelist+0x2f41/0x2fc0 mm/page_alloc.c:4462
__alloc_pages+0x234/0x610 mm/page_alloc.c:5759
alloc_slab_page+0x6c/0xf0
allocate_slab mm/slub.c:1962 [inline]
new_slab+0x90/0x3e0 mm/slub.c:2015
___slab_alloc+0x6f9/0xb80 mm/slub.c:3203
__slab_alloc+0x5d/0xa0 mm/slub.c:3302
slab_alloc_node mm/slub.c:3387 [inline]
__kmem_cache_alloc_node+0x207/0x2a0 mm/slub.c:3462
__do_kmalloc_node mm/slab_common.c:937 [inline]
__kmalloc_node+0xa3/0x1e0 mm/slab_common.c:945
kmalloc_node include/linux/slab.h:583 [inline]
kvmalloc_node+0x221/0x640 mm/util.c:592
kvmalloc include/linux/slab.h:710 [inline]
kvmalloc_array include/linux/slab.h:728 [inline]
__ptr_ring_init_queue_alloc include/linux/ptr_ring.h:471 [inline]
ptr_ring_init include/linux/ptr_ring.h:489 [inline]
skb_array_init include/linux/skb_array.h:182 [inline]
pfifo_fast_init+0x110/0x7a0 net/sched/sch_generic.c:867
qdisc_create_dflt+0x144/0x3e0 net/sched/sch_generic.c:1013
mq_init+0x2c8/0x6b0 net/sched/sch_mq.c:90
qdisc_create_dflt+0x144/0x3e0 net/sched/sch_generic.c:1013
attach_default_qdiscs net/sched/sch_generic.c:1192 [inline]
dev_activate+0x159/0x1130 net/sched/sch_generic.c:1246
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1498 [inline]
free_pcp_prepare mm/page_alloc.c:1572 [inline]
free_unref_page_prepare+0x83d/0x850 mm/page_alloc.c:3511
free_unref_page+0xb2/0x5c0 mm/page_alloc.c:3607
free_the_page mm/page_alloc.c:798 [inline]
__free_pages+0x61/0xf0 mm/page_alloc.c:5848
__free_slab+0xce/0x1a0 mm/slub.c:2039
free_slab mm/slub.c:2054 [inline]
discard_slab mm/slub.c:2060 [inline]
__unfreeze_partials+0x165/0x1a0 mm/slub.c:2609
put_cpu_partial+0xa9/0x100 mm/slub.c:2685
__slab_free+0x1c8/0x280 mm/slub.c:3563
do_slab_free mm/slub.c:3640 [inline]
___cache_free+0xc6/0xd0 mm/slub.c:3696
qlink_free mm/kasan/quarantine.c:168 [inline]
qlist_free_all+0xc5/0x140 mm/kasan/quarantine.c:187
kasan_quarantine_reduce+0x15a/0x180 mm/kasan/quarantine.c:294
__kasan_slab_alloc+0x24/0x80 mm/kasan/common.c:310
kasan_slab_alloc include/linux/kasan.h:202 [inline]
slab_post_alloc_hook+0x53/0x2c0 mm/slab.h:768
slab_alloc_node mm/slub.c:3421 [inline]
__kmem_cache_alloc_node+0x193/0x2a0 mm/slub.c:3462
__do_kmalloc_node mm/slab_common.c:937 [inline]
__kmalloc_node_track_caller+0xa2/0x1e0 mm/slab_common.c:958
kmalloc_reserve net/core/skbuff.c:446 [inline]
__alloc_skb+0x125/0x2d0 net/core/skbuff.c:515
alloc_skb include/linux/skbuff.h:1290 [inline]
nlmsg_new include/net/netlink.h:991 [inline]
inet6_netconf_notify_devconf+0x10f/0x1c0 net/ipv6/addrconf.c:584
Memory state around the buggy address:
ffff88810d86c900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88810d86c980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88810d86ca00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88810d86ca80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88810d86cb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 PID: 298 Comm: syz-executor Tainted: G B 6.1.118-syzkaller-00074-g3e3f2b9e9fca #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
RIP: 0010:__queue_work+0x4f1/0xd70
Code: 39 03 0f 84 40 01 00 00 e8 fc 6b 2a 00 4c 89 e7 e8 e4 d3 d6 03 49 bd 00 00 00 00 00 fc ff df 4c 8b 65 d0 4c 89 f0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 f7 e8 30 df 71 00 49 8b 3e e8 98 cc d6
RSP: 0018:ffffc900001b0c78 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 000000007fffffff RCX: ffff88810e840000
RDX: 0000000000000100 RSI: 000000007fffffff RDI: 000000007fffffff
RBP: ffffc900001b0d00 R08: ffffffff814b186b R09: 0000000000000007
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88810d86c9c8
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88810d86c9e0
FS: 000055558bb30500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffdfa50000 CR3: 000000012e62f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
delayed_work_timer_fn+0x61/0x80 kernel/workqueue.c:1653
call_timer_fn+0x3b/0x2d0 kernel/time/timer.c:1510
expire_timers kernel/time/timer.c:1550 [inline]
__run_timers+0x756/0xa10 kernel/time/timer.c:1826
run_timer_softirq+0x69/0xf0 kernel/time/timer.c:1839
handle_softirqs+0x1db/0x650 kernel/softirq.c:617
__do_softirq kernel/softirq.c:655 [inline]
invoke_softirq kernel/softirq.c:472 [inline]
__irq_exit_rcu+0x52/0xf0 kernel/softirq.c:704
irq_exit_rcu+0x9/0x10 kernel/softirq.c:716
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
sysvec_apic_timer_interrupt+0xa9/0xc0 arch/x86/kernel/apic/apic.c:1118
asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:preempt_schedule_irq+0xc2/0x140 kernel/sched/core.c:7059
Code: 4c 89 e7 e8 20 d5 9c fc f6 44 24 21 02 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 54 77 2f fc fb bf 01 00 00 00 99 e4 ff ff fa bf 01 00 00 00 e8 de 78 2f fc 65 48 8b 1d 96 48
RSP: 0018:ffffc9000d31f980 EFLAGS: 00000246
RAX: 1ffff11021d08159 RBX: 1ffff92001a63f34 RCX: ffffffff85222400
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc9000d31fa10 R08: dffffc0000000000 R09: ffffed1021d08001
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc9000d31f9a0
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92001a63f30
raw_irqentry_exit_cond_resched+0x2a/0x30 kernel/entry/common.c:396
irqentry_exit+0x30/0x40 kernel/entry/common.c:439
sysvec_reschedule_ipi+0x8f/0x170 arch/x86/kernel/smp.c:244
asm_sysvec_reschedule_ipi+0x1b/0x20 arch/x86/include/asm/idtentry.h:696
RIP: 0010:get_delayacct_enabled+0x0/0x30 kernel/delayacct.c:284
Code: 00 00 fc ff df e9 ba fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c c3 fe ff ff 4c 89 f7 e8 17 34 6e 00 e9 b6 fe ff ff cc cc <55> 48 89 e5 53 e8 c6 c0 26 00 8b 1d a0 01 44 06 31 ff 89 de e8 67
RSP: 0018:ffffc9000d31fb18 EFLAGS: 00000283
RAX: 0000000000000000 RBX: 0000000000006ab4 RCX: ffff88810e840000
RDX: ffff88810e840000 RSI: 0000000000006ab4 RDI: 000000000000009a
RBP: ffffc9000d31fcd0 R08: ffffffff8143f538 R09: fffffbfff0e20927
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11024049005
R13: ffff8881202487f0 R14: 000000000000009a R15: dffffc0000000000
kernel_clone+0x229/0x890 kernel/fork.c:2785
__do_sys_clone kernel/fork.c:2928 [inline]
__se_sys_clone kernel/fork.c:2912 [inline]
__x64_sys_clone+0x231/0x280 kernel/fork.c:2912
x64_sys_call+0x1b0/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:57
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f64ebf7c593
Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffec2df90f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f64ebf7c593
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
R10: 000055558bb307d0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000043fae R14: 00007ffec2df9280 R15: 00000000000000a4
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__queue_work+0x4f1/0xd70
Code: 39 03 0f 84 40 01 00 00 e8 fc 6b 2a 00 4c 89 e7 e8 e4 d3 d6 03 49 bd 00 00 00 00 00 fc ff df 4c 8b 65 d0 4c 89 f0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 f7 e8 30 df 71 00 49 8b 3e e8 98 cc d6
RSP: 0018:ffffc900001b0c78 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 000000007fffffff RCX: ffff88810e840000
RDX: 0000000000000100 RSI: 000000007fffffff RDI: 000000007fffffff
RBP: ffffc900001b0d00 R08: ffffffff814b186b R09: 0000000000000007
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88810d86c9c8
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88810d86c9e0
FS: 000055558bb30500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffdfa50000 CR3: 000000012e62f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 4c 89 e7 mov %r12,%rdi
3: e8 20 d5 9c fc call 0xfc9cd528
8: f6 44 24 21 02 testb $0x2,0x21(%rsp)
d: 74 0b je 0x1a
f: 0f 0b ud2
11: 48 f7 03 08 00 00 00 testq $0x8,(%rbx)
18: 74 4d je 0x67
1a: bf 01 00 00 00 mov $0x1,%edi
1f: e8 54 77 2f fc call 0xfc2f7778
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 99 e4 ff ff call 0xffffe4c8 <-- trapping instruction
2f: fa cli
30: bf 01 00 00 00 mov $0x1,%edi
35: e8 de 78 2f fc call 0xfc2f7918
3a: 65 gs
3b: 48 rex.W
3c: 8b .byte 0x8b
3d: 1d .byte 0x1d
3e: 96 xchg %eax,%esi
3f: 48 rex.W